Home / 22,025.31-30,395.21-11,953.87

Finding the Fourth Proportional to 22,025.31, 30,395.21 and 11,953.87

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Solution

The fourth proportional to 22,025.31, 30,395.21 and 11,953.87 is: 16,496.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,025.31 : 30,395.21 = 11,953.87 : x
  2. Step 2: Convert to fraction form
    22,025.31/30,395.21 = 11,953.87/x
  3. Step 3: Cross multiply
    22,025.31x = 30,395.21 × 11,953.87
  4. Step 4: Simplify right side
    22,025.31x = 363,340,388.96
  5. Step 5: Solve for x
    x = 363,340,388.96/22,025.31
  6. Step 6: Final answer
    x = 16,496.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.